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Consuming GraphQL in C#
The document discusses developing native iOS and Android applications using C# with shared app logic. It references resources and examples available on the Codetraveler website. It highlights the use of .NET and GraphQL in mobile app development.
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Consuming GraphQL in C#
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- 2. Native iOS +Android apps using C#
- 3. @TheCodeTraveler https://codetraveler.io/DotNetGraphQL/ Native MobileApps Shared App Logic Shared C# Logic iOS C# Android C#
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Editor's Notes
- #6 using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Net.Http; using System.Text; using System.Threading.Tasks; using GraphQL.Client; using GraphQL.Client.Http; using GraphQL.Common.Request; using GraphQL.Common.Response; using Newtonsoft.Json; using Xamarin.Forms; namespace XamarinGraphQL { // Learn more about making custom code visible in the Xamarin.Forms previewer // by visiting https://aka.ms/xamarinforms-previewer [DesignTimeVisible(false)] public partial class MainPage : ContentPage { public MainPage() { InitializeComponent(); } protected override async void OnAppearing() { base.OnAppearing(); ResponseLabel.Text = "Retrieving Data..."; var client = new HttpClient(); client.DefaultRequestHeaders.Add("User-Agent", nameof(XamarinGraphQL)); client.DefaultRequestHeaders.Add("Authorization", "bearer ceeddf326115d5f094526b7f29fe980e565e497d"); var stringContent = new StringContent("{ \"query\":\"query{ user(login: brminnick) { bio, company, createdAt }}\"}"); var response = await client.PostAsync("https://api.github.com/graphql", stringContent); var json = await response.Content.ReadAsStringAsync(); var userResponse = JsonConvert.DeserializeObject<UserResponse>(json); ResponseLabel.Text = userResponse.Data.User.Bio; } } } -------------------------------------------------------------------------- using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Net.Http; using System.Text; using System.Threading.Tasks; using GraphQL.Client; using GraphQL.Client.Http; using GraphQL.Common.Request; using GraphQL.Common.Response; using ModernHttpClient; using Newtonsoft.Json; using Xamarin.Forms; namespace XamarinGraphQL { // Learn more about making custom code visible in the Xamarin.Forms previewer // by visiting https://aka.ms/xamarinforms-previewer [DesignTimeVisible(false)] public partial class MainPage : ContentPage { public MainPage() { InitializeComponent(); } protected override async void OnAppearing() { base.OnAppearing(); ResponseLabel.Text = "Retrieving Data..."; var options = new GraphQLHttpClientOptions { EndPoint = new Uri("https://api.github.com/graphql"), HttpMessageHandler = new NativeMessageHandler() }; var client = new GraphQLHttpClient(options); client.DefaultRequestHeaders.Add("User-Agent", nameof(XamarinGraphQL)); client.DefaultRequestHeaders.Add("Authorization", "bearer ceeddf326115d5f094526b7f29fe980e565e497d"); GraphQLResponse response = await client.SendQueryAsync(new GraphQLRequest { Query = "query{ user(login: brminnick) { bio, company, createdAt }}" }); var bio = response.Data.user.bio; var company = response.GetDataFieldAs<User>("user").Company; var createdAt = response.GetDataFieldAs<User>(nameof(User).ToLower()).CreatedAt; ResponseLabel.Text = $"createdAt: {createdAt}\n\nbio: {bio}\n\ncompany: {company}"; } } }